Envelopes – wrappers – and paperboard boxes – Paperboard box – Cylindrical or conical body – or wall structure
Patent
1987-11-23
1989-07-11
Elkins, Gary
Envelopes, wrappers, and paperboard boxes
Paperboard box
Cylindrical or conical body, or wall structure
229 93, 229162, 229195, B65D 310
Patent
active
048463949
ABSTRACT:
A container (20) and blank (10) therefor are formed from a single blank of sheet material. The blank is easily folded and locked in shape into a food-receiving tube (20) with a bottom (50) at a point-of-sale for protecting foodstuffs placed therein from bruising or crushing. The foodstuffs in turn are used to help reinforce the container (20).
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patent: 1803239 (1931-04-01), Deane
patent: 1996997 (1935-04-01), Inman
patent: 2061496 (1936-11-01), Wright
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patent: 3305161 (1967-02-01), Offer
patent: 3476306 (1969-11-01), Eisenberg
patent: 3604614 (1971-09-01), Sternfeld
patent: 3690523 (1972-09-01), Link
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